config

package
v1.0.0 Latest Latest
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 Go to latest Published: Jan 20, 2026 License: MIT Imports: 10 Imported by: 0

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Types

type Config 

type Config[T any] interface {
	Scan(v *T) error
	Watch(key string, o Observer[T]) error
	Close() error
}

Config is a config interface.

func New 

func New[T any](opts ...Option) Config[T]

type Decoder 

type Decoder func(*KeyValue, map[string]any) error

Decoder is config decoder.

type KeyValue 

type KeyValue struct {
	Key    string
	Value  []byte
	Format string
}

KeyValue is config key value.

type Merge 

type Merge func(dst, src any) error

Merge is config merge func.

type Observer 

type Observer[T any] func(string, *T)

Observer is config observer.

type Option 

type Option func(*options)

Option is config option.

func WithDecoder 

func WithDecoder(d Decoder) Option

WithDecoder with config decoder. DefaultDecoder behavior: If KeyValue.Format is non-empty, then KeyValue.Value will be deserialized into map[string]any and stored in the config cache(map[string]any) if KeyValue.Format is empty,{KeyValue.Key : KeyValue.Value} will be stored in config cache(map[string]any)

func WithMergeFunc 

func WithMergeFunc(m Merge) Option

WithMergeFunc with config merge func.

func WithResolver 

func WithResolver(r Resolver) Option

WithResolver with config resolver.

func WithSource 

func WithSource(s ...Source) Option

WithSource with config source.

type Resolver 

type Resolver func(map[string]any) error

Resolver resolve placeholder in config.

type Source 

type Source interface {
	Load() ([]*KeyValue, error)
	Watch() (Watcher, error)
}

Source is config source.

type Unmarshal 

type Unmarshal func(data []byte, v any) error

type Watcher 

type Watcher interface {
	Next() ([]*KeyValue, error)
	Stop() error
}

Watcher watches a source for changes.

Source Files

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Directories

Path Synopsis
provider
file
remote

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